r0 = epoll_create(0x3ff)
r1 = signalfd4(0xffffffffffffffff, &(0x7f0000000000), 0x8, 0x0)
epoll_ctl$EPOLL_CTL_ADD(r0, 0x1, r1, &(0x7f0000000200)={0x20002000})
epoll_ctl$EPOLL_CTL_MOD(r0, 0x3, r1, &(0x7f0000000080)={0xa0000010})